The Osmadrain Bottle Gully 87.5° 110mm (closed Bosses) 4D900 is a high-quality draining solution designed for efficient waste management. Engineered by Osmadrain, this bottle gully features a unique 87.5° angle and a 110mm diameter, offering optimal flow rates and blockage prevention in both residential and commercial settings. Its closed bosses design ensures a secure, leak-free connection to your existing pipework, while the robust construction guarantees long-lasting performance.